in relation to有关，涉及　　in return(for)作为(对……的)回报，交换　　in short简言之，总之　　in sight看得

    if only只要;要是……就好了　　in a hurry急于，忙于　　in a sense从某种意义上　　in a way从某种程度上，从某一点上看　

　  get across使通过;使被理解　　get along过活;相处(with);进展　　get down从……下来;着手进行;写下　　get in进入，

    die out消失，灭绝　　do…a favour帮助某人　　do away with废除，去掉　　do without没有……也行，将就　　draw

    call for要求，需要;邀请　　call off取消　　call on访问，拜访;呼吁，号召　　call up打电话;召集　　cannot help

    back and forth(前后)来回地，反复地　　back up支持;倒退　　be able to能，会　　be about to刚要，即将　　be

    a good deal(接不可数名词)许多，大量　　a little(表示肯定)一些，一点点　　a lot of大量的，许多　　a number of若

    81. Parents are firmly convinced that，to send their child to kindergartens o

    61. Millions of people have to spend more time and energy on studying new sk

    41. It must be noted that learning must be done by a person himself.　　必须指出学习